/* 首页 */
.bigdata-header {
    position: absolute;
    /* 调整宽高 */
    line-height: 66px;
    width: 100%;height: 66px;
    color: #fff;z-index: 9999;
    /* border-bottom: 1px solid white; */
}
.logo {
    position: absolute;
    top: 4px;left: 1%;
    width: 230px;height: 30px;
    background: url('../images/new-logo-white.png');
}
.nav {
    position: absolute;
    left: 50%;
    height: 100%;
    transform: translate(-50%, 0);
}
.nav-item {
    font-size: 15px;
    cursor: pointer;
    margin: 0 18px;
    height: 100%;
}
.nav-item.active{
    font-size: 18px;
    box-sizing: border-box;
    border-bottom: 2px solid #fff;
}

/* 登录注册 */
.login-register {
    position: absolute;
    right: 1%;
    height: 100%;
}
.login-register .login {
    width: 52px;height: 22px;
    border: 1px solid #ccc;
    border-radius: 12px;color: #fff;
    background-color: transparent;
    margin-right: 5px;
}
.login-register .register {
    width: 80px;height: 22px;
    border: none;
    background-color: #fd510a;
    color: #fff;border-radius: 11px;   
}
.banner {
    height: 680px;
    margin-bottom: 100px;
}
/* swiper相关样式 */
.swiper {
    width: 100%;
    height: 100%;
}

.swiper-slide {
    text-align: center;
    font-size: 18px;
    background: #fff;

    /* Center slide text vertically */
    display: -webkit-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    -webkit-justify-content: center;
    justify-content: center;
    -webkit-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
}

.swiper-slide img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}
/* 主体内容 */
.main{margin: 80px auto;position: relative;}
.service{
    margin: 40px 0;
    text-align: center;
}
.service>h1{margin-bottom: 10px;}
.service>p{
    margin-bottom: 20px;
    color: #666;
}
.ser-menus>div{
    display: inline-block;
}
.ser-menu1{
    margin-left: 15PX;
}
.ser-menus>div{
    margin-right:64px;
}
.ser-menus>div:nth-child(4){margin: 0;}
.ser-menus>div>div{
    padding: 10px 20px;
    position: relative;top: -6px;
    box-shadow:0px 1px 5px rgb(25, 126, 194)
}
.ser-menus p {
    font-size: 14px;
    margin: 8px 0 15px;
}

.classification{
    width: 100%;
    background: #f8f9fb url('../images/more-api-bg.svg') no-repeat;
    padding: 25px 0 50px;
    margin-bottom: 80px;
}
.classification li{
    display: inline-block;
    background: #fff;
    margin: 0 15px 15px 0;
    width: 220px;height: 138px;
    text-align: center;padding-top: 34px;
    box-shadow:0px 1px 5px rgb(9, 132, 189)
}
.classification li a{color: #000;line-height: 30px;}
.p1{text-align: center;margin-top: 10px;}
.ap-as{height: 770px;margin-bottom: 80px;}
.ap-right li{
    width: 520px;height: 80px;
    margin: 0 20px 20px 0;
    padding: 18px 0 8px 20px;
    background: rgb(251,251,253);
    position: relative;
}
.ap-right img{
    position: relative;
    top: 1px;
}
.ap-right li::after{
    content: ' ';
    display: block;
    position: absolute;
    left: 0;top: 26px;
    width: 5px;height: 26px;
    background: rgb(16,112,239);
}
.bg{ height: 260px;;background: #eee;position: relative;margin-top: 90px;}
.con{opacity: 0;transition: opacity 1s;}
.con.on{opacity: 1;}
.bg ul{position: relative;}
.ist-left{position: absolute;top: -30px;}
.ist-right{font-size: 14px;position: absolute;right: 0;}
.ist-right>img{
    position: relative;
    left: 0px;top: -24px;
}
.ist-right .suggest{
    margin-bottom: 30px;
    width: 480px;
    line-height: 24px;
}
.ist-right div:nth-child(3){
    text-align: right;
}
.ist-right div:nth-child(3) span{
    display: inline-block;
    width: 16px;height: 4px;
    background: #1271ef;
    position: relative;top: -3px;
}
.trademark{margin: 60px auto 80px;}
.trademark img{margin-right: 60px;}
.trademark img:nth-child(8){margin: 0;}
.brand div{
    display: inline-block;
    width: 150px;height: 150px;
    text-align: center;
    margin: 0 20px;
}
.banner1{
    text-align: center;
    padding: 80px 0;margin-bottom: 45px;
    height: 260px;color: #fff;
    background: rgb(18,113,239) url('../images/login-register-bg.svg') no-repeat center;
}
.banner1 button{
    margin: 20px 0;
    padding: 10px 30px;color: #fff;
    background: rgba(0, 0, 0,0); 
    border: 1px solid white; 
}
/* 底部样式 */
footer {height: 300px;}
footer dl{float: left;margin:0 82px 40px 0;}
footer dl dt{margin-bottom: 34px;font-size: 16;}
footer dl dd{height: 28px;line-height: 28px;font-size: 12px;color: #aaa;}
footer .QR-code{text-align: right;}
footer .contact p{margin:8px 0 24px;color: #ccc;font-size: 13px;}
.copy{font-size: 14px;color: #ccc;height: 46px;line-height: 46px;}
.copy img {position: relative;top: 3px;margin-right: 4px;}
.return{
    border-radius: 21px;
    width: 42px;height: 42px;
    position: fixed;bottom:20px;right: 134px;display: none;
    background: url("../images/returntopicon.jpg") no-repeat -162px -54px;
}
